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When a 3750 stack's master fails, there can be a brief interruption to L3 services. To avoid a routing flap, the 3750 supports NSF for some routing protocols (don't recall if this includes BGP).
Also, don't know if it applies to BGP, but for some master switch overs, it helps if you've configured persistent MAC. [edit - BTW, I believe port-channels are impacted by a change in master MAC.]
After an RP switchover occurs, the NSF-capable router reestablishes the session with the BGP peer. In establishing the new session, it sends a new graceful restart message that identifies the NSF-capable router as having restarted.
We are pleased to announce availability of Beta software for 16.6.3.
16.6.3 will be the second rebuild on the 16.6 release train targeted
towards Catalyst 9500/9400/9300/3850/3650 switching platforms. We are
looking for early feedback from customers befor...
Introduction Featured Speakers Luis Espejel is the Telecommunications
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In this session you can learn more about Layer 3 multicast and the best
practices to identify possible threats and take security measures. It
provides an overview of basic multicast, the best security practices for
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